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#include "format-jef.h"
#include "emb-file.h"
#include "emb-logging.h"
#include "emb-time.h"
#include "helpers-binary.h"
#include "helpers-misc.h"
#include "emb-stitch.h"
#include <stdio.h>
#include <stdlib.h>
static char sewDecode(unsigned char inputByte)
{
return (inputByte >= 0x80) ? (char) (-~(inputByte - 1)) : (char) inputByte; /* TODO: fix return statement */
}
/*! Reads a file with the given \a fileName and loads the data into \a pattern.
* Returns \c true if successful, otherwise returns \c false. */
int readSew(EmbPattern* pattern, const char* fileName)
{
EmbFile* file = 0;
int i;
int fileLength;
char dx = 0, dy = 0;
int flags;
int numberOfColors;
char thisStitchIsJump = 0;
if(!pattern) { embLog_error("format-sew.c readSew(), pattern argument is null\n"); return 0; }
if(!fileName) { embLog_error("format-sew.c readSew(), fileName argument is null\n"); return 0; }
file = embFile_open(fileName, "rb");
if(!file)
{
embLog_error("format-sew.c readSew(), cannot open %s for reading\n", fileName);
return 0;
}
embFile_seek(file, 0x00, SEEK_END);
fileLength = embFile_tell(file);
embFile_seek(file, 0x00, SEEK_SET);
numberOfColors = binaryReadByte(file);
numberOfColors += (binaryReadByte(file) << 8);
for(i = 0; i < numberOfColors; i++)
{
embPattern_addThread(pattern, jefThreads[binaryReadInt16(file)]);
}
embFile_seek(file, 0x1D78, SEEK_SET);
for(i = 0; embFile_tell(file) < fileLength; i++)
{
unsigned char b0 = binaryReadByte(file);
unsigned char b1 = binaryReadByte(file);
flags = NORMAL;
if(thisStitchIsJump)
{
flags = TRIM;
thisStitchIsJump = 0;
}
if(b0 == 0x80)
{
if(b1 == 1)
{
b0 = binaryReadByte(file);
b1 = binaryReadByte(file);
flags = STOP;
}
else if((b1 == 0x02) || (b1 == 0x04))
{
thisStitchIsJump = 1;
b0 = binaryReadByte(file);
b1 = binaryReadByte(file);
flags = TRIM;
}
else if(b1 == 0x10)
{
break;
}
}
dx = sewDecode(b0);
dy = sewDecode(b1);
if(abs(dx) == 127 || abs(dy) == 127)
{
thisStitchIsJump = 1;
flags = TRIM;
}
embPattern_addStitchRel(pattern, dx / 10.0, dy / 10.0, flags, 1);
}
printf("current position: %ld\n", embFile_tell(file));
embFile_close(file);
/* Check for an END stitch and add one if it is not present */
if(pattern->lastStitch->stitch.flags != END)
embPattern_addStitchRel(pattern, 0, 0, END, 1);
return 1;
}
static void sewEncode(unsigned char* b, char dx, char dy, int flags)
{
if(!b)
{
embLog_error("format-exp.c expEncode(), b argument is null\n");
return;
}
if(flags == STOP)
{
b[0] = 0x80;
b[1] = 1;
b[2] = dx;
b[3] = dy;
}
else if (flags == END)
{
b[0] = 0x80;
b[1] = 0x10;
b[2] = 0;
b[3] = 0;
}
else if(flags == TRIM || flags == JUMP)
{
b[0] = 0x80;
b[1] = 2;
b[2] = dx;
b[3] = dy;
}
else
{
b[0] = dx;
b[1] = dy;
}
}
/*! Writes the data from \a pattern to a file with the given \a fileName.
* Returns \c true if successful, otherwise returns \c false. */
int writeSew(EmbPattern* pattern, const char* fileName)
{
int colorlistSize, minColors, i;
EmbFile* file = 0;
EmbThreadList* threadPointer = 0;
EmbStitchList* stitches = 0;
double dx = 0.0, dy = 0.0;
double xx = 0.0, yy = 0.0;
int flags = 0;
unsigned char b[4];
if(!pattern) { embLog_error("format-sew.c writeSew(), pattern argument is null\n"); return 0; }
if(!fileName) { embLog_error("format-sew.c writeSew(), fileName argument is null\n"); return 0; }
if(!embStitchList_count(pattern->stitchList))
{
embLog_error("format-sew.c writeSew(), pattern contains no stitches\n");
return 0;
}
/* Check for an END stitch and add one if it is not present */
if (pattern->lastStitch->stitch.flags != END)
{
embPattern_addStitchRel(pattern, 0, 0, END, 1);
}
file = embFile_open(fileName, "wb");
if(!file)
{
embLog_error("format-sew.c writeJef(), cannot open %s for writing\n", fileName);
return 0;
}
colorlistSize = embThreadList_count(pattern->threadList);
minColors = max(colorlistSize, 6);
binaryWriteInt(file, 0x74 + (minColors * 4));
binaryWriteInt(file, 0x0A);
while(threadPointer)
{
binaryWriteInt(file, embThread_findNearestColorInArray(threadPointer->thread.color, (EmbThread*)jefThreads, 79));
threadPointer = threadPointer->next;
}
for(i = 0; i < (minColors - colorlistSize); i++)
{
binaryWriteInt(file, 0x0D);
}
for(i = 2; i < 7538; i++)
{
embFile_printf(file, " ");
}
stitches = pattern->stitchList;
while(stitches)
{
dx = stitches->stitch.xx * 10.0 - xx;
dy = stitches->stitch.yy * 10.0 - yy;
xx = stitches->stitch.xx * 10.0;
yy = stitches->stitch.yy * 10.0;
flags = stitches->stitch.flags;
sewEncode(b, (char)roundDouble(dx), (char)roundDouble(dy), flags);
if((b[0] == 0x80) && ((b[1] == 1) || (b[1] == 2) || (b[1] == 4) || (b[1] == 0x10)))
{
embFile_printf(file, "%c%c%c%c", b[0], b[1], b[2], b[3]);
}
else
{
binaryWriteByte(file, b[0]);
binaryWriteByte(file, b[1]);
}
stitches = stitches->next;
}
embFile_close(file);
return 1;
}
/* kate: bom off; indent-mode cstyle; indent-width 4; replace-trailing-space-save on; */
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